[@Kael Taiyou]
Really, bro? The entire point of Gurren Lagann is that it's completely over-the-top, and yet it explains it's bullshit energy source far better than almost any other franchise out there. It manages to be both one of the most badass explosion-fests in the history of anime while maintaining complete internal consistency.

Also, the shit is SRW?

[@Absolis]
Well, he fought his enemy by throwing a galaxy at them like a Shuriken. And his enemy caught it. So that should give you an idea.